申请人:Daiichi Pharmaceutical Co., Ltd.
公开号:US05098919A1
公开(公告)日:1992-03-24
A compound represented by the following formula (I): ##STR1## wherein R.sub.1 represents a hydrogen atom, an alkyl group or a cyclic alkyl group; R.sub.2 represents a hydroxyl group, an alkoxy group which may have one to three substituents in the alkyl group moiety, an arylthio group which may have one or more substituents in the aryl group moiety, an aryloxy group which may have one or more substituents in the aryl group moiety, an amino group, an alkylamino group or a cyclic amino group which may contain other hetero atoms as ring atoms selected from a nitrogen atom, an oxygen atom and a sulfur atom; R.sub.3 represents a hydrogen atom, an alkyl group, an aryl group which may have one or more substituents, or a hetero aryl group which may have one or more substituents; m represents 1 or 2 and represents a single bond or a double bond; salts thereof, and pharmaceutical preparations for preventing and treating hepatic diseases containing the compound of the formula (I) or salts thereof as an active ingredient are disclosed.
以下式子(I)所表示的化合物:##STR1## 其中,R.sub.1代表氢原子、烷基或环烷基;R.sub.2代表羟基、烷氧基,该烷氧基中的烷基部分可以有一到三个取代基,还可以是苯硫基,该苯硫基中的苯基部分可以有一个或多个取代基,也可以是苯氧基,该苯氧基中的苯基部分可以有一个或多个取代基,还可以是氨基、烷基氨基或环状氨基,该环状氨基可以包含其他杂原子作为环原子,所选的杂原子包括氮原子、氧原子和硫原子;R.sub.3代表氢原子、烷基、苯基,该苯基可以有一个或多个取代基,或杂环苯基,该杂环苯基可以有一个或多个取代基;m代表1或2,表示单键或双键;其盐以及作为活性成分的具有预防和治疗肝病作用的药物制剂,其中所述药物制剂包含式(I)中的化合物或其盐。